slstatus/components/user.c
Aaron Marcher faa52bdcc0 Format error messages properly
Make use of strerror(errno) and format all errors equally:
function ['parameters']: error message
2018-03-28 19:46:27 +02:00

35 lines
541 B
C

/* See LICENSE file for copyright and license details. */
#include <errno.h>
#include <pwd.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include "../util.h"
const char *
gid(void)
{
return bprintf("%d", getgid());
}
const char *
username(void)
{
struct passwd *pw = getpwuid(geteuid());
if (pw == NULL) {
fprintf(stderr, "getpwuid '%d': %s\n", geteuid(), strerror(errno));
return NULL;
}
return bprintf("%s", pw->pw_name);
}
const char *
uid(void)
{
return bprintf("%d", geteuid());
}